#ifndef NULOOPS_H
#define NULOOPS_H

#include "rbuffer.h"

extern struct file_operations buffops;

extern rbuffer_t buffer;
extern struct semaphore *mutex_read;
extern struct semaphore *mutex_write;
extern struct semaphore *mutex_buffer;
extern wait_queue_head_t *cola_espera_write;
extern wait_queue_head_t *cola_espera_read;


#endif /* NULOOPS_H */

